Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 17.17
Milk (kg) -452.00 -0.014 6.33
Fat (kg) -9.62 -0.375 3.60
Prot (kg) -16.41 -0.441 7.24
Fertility Sub Index 5.02
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 1.87 1.117 2.09
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 3.00
Carcass Weight (kg) -12.70 -0.528 6.70
Age of Slaughter (days) 8.57 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 12.94
Live WT (kg) -42.20 -0.307 12.94
Total Carbon Sub Index 39.15

* Based on an €80/tonne carbon price